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Finding the Fourth Proportional to 437.99, 653.83 and 375.62

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Solution

The fourth proportional to 437.99, 653.83 and 375.62 is: 560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.99 : 653.83 = 375.62 : x
  2. Step 2: Convert to fraction form
    437.99/653.83 = 375.62/x
  3. Step 3: Cross multiply
    437.99x = 653.83 × 375.62
  4. Step 4: Simplify right side
    437.99x = 245,587.42
  5. Step 5: Solve for x
    x = 245,587.42/437.99
  6. Step 6: Final answer
    x = 560.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.